20199783864

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{3907}}^1$

素因数の和:4229

約数の個数: 128

約数和(自身を含む): 55386051840

約数和(自身を除く): 35186267976

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 73, 78, 104, 146, 156, 219, 227, 292, 312, 438, 454, 584, 681, 876, 908, 949, 1362, 1752, 1816, 1898, 2724, 2847, 2951, 3796, 3907, 5448, 5694, 5902, 7592, 7814, 8853, 11388, 11721, 11804, 15628, 16571, 17706, 22776, 23442, 23608, 31256, 33142, 35412, 46884, 49713, 50791, 66284, 70824, 93768, 99426, 101582, 132568, 152373, 198852, 203164, 215423, 285211, 304746, 397704, 406328, 430846, 570422, 609492, 646269, 855633, 861692, 886889, 1140844, 1218984, 1292538, 1711266, 1723384, 1773778, 2281688, 2585076, 2660667, 3422532, 3547556, 3707743, 5170152, 5321334, 6845064, 7095112, 7415486, 10642668, 11123229, 11529557, 14830972, 21285336, 22246458, 23059114, 29661944, 34588671, 44492916, 46118228, 64742897, 69177342, 88985832, 92236456, 129485794, 138354684, 194228691, 258971588, 276709368, 388457382, 517943176, 776914764, 841657661, 1553829528, 1683315322, 2524972983, 3366630644, 5049945966, 6733261288, 10099891932, 20199783864]

約数ペア:

[(1, 20199783864), (2, 10099891932), (3, 6733261288), (4, 5049945966), (6, 3366630644), (8, 2524972983), (12, 1683315322), (13, 1553829528), (24, 841657661), (26, 776914764), (39, 517943176), (52, 388457382), (73, 276709368), (78, 258971588), (104, 194228691), (146, 138354684), (156, 129485794), (219, 92236456), (227, 88985832), (292, 69177342), (312, 64742897), (438, 46118228), (454, 44492916), (584, 34588671), (681, 29661944), (876, 23059114), (908, 22246458), (949, 21285336), (1362, 14830972), (1752, 11529557), (1816, 11123229), (1898, 10642668), (2724, 7415486), (2847, 7095112), (2951, 6845064), (3796, 5321334), (3907, 5170152), (5448, 3707743), (5694, 3547556), (5902, 3422532), (7592, 2660667), (7814, 2585076), (8853, 2281688), (11388, 1773778), (11721, 1723384), (11804, 1711266), (15628, 1292538), (16571, 1218984), (17706, 1140844), (22776, 886889), (23442, 861692), (23608, 855633), (31256, 646269), (33142, 609492), (35412, 570422), (46884, 430846), (49713, 406328), (50791, 397704), (66284, 304746), (70824, 285211), (93768, 215423), (99426, 203164), (101582, 198852), (132568, 152373)]